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  1. 01

    GPT-5.6 used a prompt to close a 30-year gap in convex optimization

    old.reddit.com·474 pts·305c
  2. 02

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  3. 03

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  4. 04

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  6. 06

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  9. 09

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    neatnik.net·17 pts·8c
  10. 10

    Judge a book by its first pages

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via news.ycombinator.com

Trace

Saturday, July 18, 2026

Daily edition · 2026-07-18 · 1046 stories

AllWorldTechPoliticsSportsBusiness
←Jun 13, 2026Jul 19, 2026→

Trending

England vs Argentina World Cup semifinal and political reactions

9 outlets

World Cup soccer and diplomatic matters

6 outlets

The Open Championship 2026 - Third Round at Royal Birkdale

Trending

  1. 01

    England vs Argentina World Cup semifinal and political reactions

    9 outlets
  2. 02

    World Cup soccer and diplomatic matters

    6 outlets
  3. 03

    The Open Championship 2026 - Third Round at Royal Birkdale

    4 outlets
  4. 04

    The Open Championship 2026 - Third Round at Royal Birkdale

    4 outlets
  5. 05

4 outlets

The Open Championship 2026 - Third Round at Royal Birkdale

4 outlets

England vs Argentina World Cup semifinal and related coverage

4 outlets

AI Market Upheaval from Chinese Startup Breakthrough Roils Global Markets

4 outlets

AI Market Selloff Sparked by Chinese Startup Breakthrough

4 outlets

AI Market Upheaval Following Chinese Startup Breakthrough

4 outlets

Hot on HN

GPT-5.6 used a prompt to close a 30-year gap in convex optimization

474 points

If You Build It, They Will Come

207 points

Fable 5 vs. GPT-5.6 Sol on an NP-Hard Problem: Does /goal help?

199 points

Gleam Is Now on Tangled

179 points

Is this the end of the once-mighty GoPro?

175 points

Speech Recognition and TTS in less than 500kb

156 points

Typing Speed Test, but for Developers

64 points

I'm Making Strandfall, a Solarpunk Orienteering Larp

59 points

Reader bias

3 stories with votes · 1139 votes

Left 40% · 450Center 60% · 687Right 0% · 2

Readers say coverage is 40% left, 60% center, 0% right.

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Politics·9 outlets·1 reader vote·right

England vs Argentina World Cup semifinal and political reactions

England and Argentina faced off in a World Cup semifinal with significant political and cultural dimensions across multiple countries.

Readers

Left 0%Center 0%Right 100%
Vote1 reader vote

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Politics·6 outlets·1 reader vote·right

World Cup soccer and diplomatic matters

Multiple news outlets have covered various intersections between the FIFA World Cup and political or diplomatic matters.

Readers

Vote1 reader vote

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Sports·4 outlets·center

The Open Championship 2026 - Third Round at Royal Birkdale

The third round of the 2026 Open Championship took place at Royal Birkdale, with American golfer Sam Burns taking a two-shot lead at 10-under par after birdieing both par-five holes (14 and 17).

Vote

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Sports·4 outlets·center

The Open Championship 2026 - Third Round at Royal Birkdale

The third round of The Open Championship 2026 at Royal Birkdale featured competitive play among elite golfers navigating challenging course conditions.

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Politics·4 outlets·left

England vs Argentina World Cup semifinal and related coverage

England and Argentina faced off in a World Cup semifinal on December 14, 2022, with significant political and cultural dimensions surrounding the match.

Vote

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Business·4 outlets·center

AI Market Upheaval from Chinese Startup Breakthrough Roils Global Markets

A breakthrough AI model announcement from Chinese startup DeepSeek triggered a significant market decline across multiple asset classes on Friday.

Vote

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Business·4 outlets·center

AI Market Selloff Sparked by Chinese Startup Breakthrough

A breakthrough from Chinese AI startup Moonshot triggered a sharp selloff in AI and semiconductor stocks on Friday, causing significant losses particularly for retail traders using leveraged funds.

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Business·4 outlets·center

AI Market Upheaval Following Chinese Startup Breakthrough

Global financial markets experienced significant volatility following a breakthrough announcement from Chinese AI startup DeepSeek (also referenced as Moonshot), which triggered sharp declines in AI and semiconductor stocks.

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Business·4 outlets·center

AI Market Turmoil Following Moonshot Breakthrough

Global financial markets experienced significant volatility following a breakthrough artificial intelligence model released by Chinese startup DeepSeek.

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Sports·3 outlets·center

Ryan Fox shoots 62 at 2026 Open Championship

New Zealand golfer Ryan Fox shot an eight-under-par 62 during the third round of the 2026 Open Championship at Royal Birkdale, equaling the lowest round ever recorded in a men's major championship.

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Sports·3 outlets·center

Ryan Fox shoots 62 at 2026 Open Championship

New Zealand golfer Ryan Fox shot an eight-under-par 62 during the third round of the 2026 Open Championship at Royal Birkdale, equaling the tournament record for the lowest single round in Open history.

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Sports·3 outlets·center

World Cup Final: Messi vs Yamal

The FIFA World Cup final is scheduled to take place at MetLife Stadium, featuring a matchup between Lionel Messi and young player Lamine Yamal.

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Politics·3 outlets·left

England vs Argentina World Cup semifinal and geopolitical context

England and Argentina are facing off in a World Cup semifinal with significant geopolitical undertones stemming from the 1982 Falkland Islands conflict.

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Politics·3 outlets·left

England vs Argentina World Cup semifinal and political coverage

England and Argentina faced each other in a 2022 FIFA World Cup semifinal, with coverage noting the geopolitical dimensions of the matchup.

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Next story

Politics·3 outlets·left

England vs Argentina World Cup semifinal and political reactions

England and Argentina faced each other in a 2022 FIFA World Cup semifinal on December 14, 2022.

Vote

Next story

World·3 outlets·left

Trump threatens Canada tariffs over wildfire smoke

Wildfires in Canada, particularly in Ontario, have sent smoke across the United States, affecting air quality in multiple states from the Midwest to the Northeast.

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World·3 outlets·left

Trump threatens Canada tariffs over wildfire smoke

Former President Trump has threatened to impose new tariffs on Canada in response to wildfires sending smoke into US cities.

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Tech·3 outlets·left

Wildfire Smoke Affecting North America

Widespread wildfire smoke from Canadian wildfires is affecting air quality across North America, with smoke from approximately 120 uncontrolled fires drifting into the United States.

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Tech·3 outlets·left

Wildfire smoke impacts across North America

Widespread wildfire smoke from approximately 120 uncontrolled Canadian wildfires has drifted across North America, creating significant air quality impacts in U.S.

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Sports·2 outlets·center

McIlroy defends R&A's two-stroke penalty on DeChambeau at Open Championship

Rory McIlroy has publicly supported the R&A's decision to impose a two-stroke penalty on Bryson DeChambeau during the second round of the 2026 Open Championship at Royal Birkdale.

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Showing 20 of 1046

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England vs Argentina World Cup semifinal and related coverage

4 outlets
  • 06

    AI Market Upheaval from Chinese Startup Breakthrough Roils Global Markets

    4 outlets
  • 07

    AI Market Selloff Sparked by Chinese Startup Breakthrough

    4 outlets
  • 08

    AI Market Upheaval Following Chinese Startup Breakthrough

    4 outlets